diff --git a/extension/bindplaneextension/extension.go b/extension/bindplaneextension/extension.go
index c2bba1f6b..b80ad5724 100644
--- a/extension/bindplaneextension/extension.go
+++ b/extension/bindplaneextension/extension.go
@@ -89,7 +89,7 @@ func (b *bindplaneExtension) RegisterThroughputMeasurements(processorID string,
 	return b.measurementsRegistry.RegisterThroughputMeasurements(processorID, measurements)
 }
 
-func (b *bindplaneExtension) RegisterConfigTopology(processorID string, topology *topology.ConfigTopology) error {
+func (b *bindplaneExtension) RegisterConfigTopology(processorID string, topology *topology.ConfigTopologyState) error {
 	return b.topologyRegistry.RegisterConfigTopology(processorID, topology)
 }